ADSP-2188NBSTZ-320 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
ADSP-2188NBSTZ-320 Datasheet PDF : 48 Pages
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Serial Ports
Table 20. Serial Ports
Parameter
Timing Requirements:
tSCK
SCLK Period
tSCS
DR/TFS/RFS Setup Before SCLK Low
tSCH
DR/TFS/RFS Hold After SCLK Low
tSCP
SCLKIN Width
Switching Characteristics:
tCC
CLKOUT High to SCLKOUT
tSCDE
SCLK High to DT Enable
tSCDV
SCLK High to DT Valid
tRH
TFS/RFSOUT Hold after SCLK High
tRD
TFS/RFSOUT Delay from SCLK High
tSCDH
DT Hold after SCLK High
tTDE
TFS (Alt) to DT Enable
tTDV
TFS (Alt) to DT Valid
tSCDD
SCLK High to DT Disable
tRDV
RFS (Multichannel, Frame Delay Zero) to DT Valid
ADSP-218xN
Min
30
4
7
12
0.25tCK
0
0
0
0
Max
Unit
ns
ns
ns
ns
0.25tCK + 6
ns
ns
7
ns
ns
7
ns
ns
ns
7
ns
7
ns
7
ns
CLKOUT
SCLK
DR
TFSIN
RFSIN
RFSO UT
TFSO UT
DT
TFSO UT
A LTER N A TE
FRA M E
M ODE
RFS O U T
MU LTIC H A NN E L
M ODE ,
FR A ME DE LA Y 0
( MFD = 0 )
TFSIN
ALTE R NA TE
FRA ME
MO DE
RFSIN
MU LTIC H A NN E L
M ODE ,
FR A ME DE LA Y 0
( MFD = 0 )
t CC
tCC
t SC S tSC H
tS C K
tS CP
tSC P
tRD
tR H
tS CD E
t SC DV
tTD E
t TDV
tR DV
tTD E
tTD V
tR DV
tSCD H
tS C DD
Figure 31. Serial Ports
Rev. A | Page 33 of 48 | August 2006
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